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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-11-16 15:26:38 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-11-16 15:26:38 -0800 |
| commit | 0cad3ff40486e341715cac3b5ef7b135fa0ba316 (patch) | |
| tree | 937b8c6fc8b28f6e556212c9deee726799f1f783 /Documentation | |
| parent | 1d567e19cc9810a9bd67b1ccab54b68d86dadb76 (diff) | |
| parent | 5576646f3c1abd60d72d19829de6f5d8c2ca8ecf (diff) | |
| download | kernel_goldelico_gta04-0cad3ff40486e341715cac3b5ef7b135fa0ba316.zip kernel_goldelico_gta04-0cad3ff40486e341715cac3b5ef7b135fa0ba316.tar.gz kernel_goldelico_gta04-0cad3ff40486e341715cac3b5ef7b135fa0ba316.tar.bz2 | |
Merge branch 'akpm' (Fixes from Andrew)
Merge misc fixes from Andrew Morton.
* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (12 patches)
revert "mm: fix-up zone present pages"
tmpfs: change final i_blocks BUG to WARNING
tmpfs: fix shmem_getpage_gfp() VM_BUG_ON
mm: highmem: don't treat PKMAP_ADDR(LAST_PKMAP) as a highmem address
mm: revert "mm: vmscan: scale number of pages reclaimed by reclaim/compaction based on failures"
rapidio: fix kernel-doc warnings
swapfile: fix name leak in swapoff
memcg: fix hotplugged memory zone oops
mips, arc: fix build failure
memcg: oom: fix totalpages calculation for memory.swappiness==0
mm: fix build warning for uninitialized value
mm: add anon_vma_lock to validate_mm()
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/cgroups/memory.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/cgroups/memory.txt b/Documentation/cgroups/memory.txt index c07f7b4..71c4da4 100644 --- a/Documentation/cgroups/memory.txt +++ b/Documentation/cgroups/memory.txt @@ -466,6 +466,10 @@ Note: 5.3 swappiness Similar to /proc/sys/vm/swappiness, but affecting a hierarchy of groups only. +Please note that unlike the global swappiness, memcg knob set to 0 +really prevents from any swapping even if there is a swap storage +available. This might lead to memcg OOM killer if there are no file +pages to reclaim. Following cgroups' swappiness can't be changed. - root cgroup (uses /proc/sys/vm/swappiness). |